Use of copolymers containing sulfonic acid groups, as an additive in detergents and cleansers

US7645345B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Pia Baum · Weinheim, DE
• Kathrin Michl · Ludwigshafen, DE
• Franz Weingart · Leimen, DE
• Stephan Nied · Hamburg, DE
• Gregor Brodt · Heppenheim, DE

Key dates

• Filing date: Jul 29, 2008
• Grant date: Jan 12, 2010
• Expiry date: Jul 29, 2028

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/378
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Use of copolymers containing sulfonic acid groups which comprise